Patents by Inventor Shinichi Gono

Shinichi Gono has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Image reading apparatus, black correction executing method, and a computer-readable medium storing black correction executing program
    Patent number: 8508807
    Abstract: The present invention provides an image reading apparatus that includes: a photoelectric sensor including plural reading pixels aligned in one direction and output an electric signal depending on the amount of light from an image on the document; a read control section that reads a document image with the photoelectric sensor in accordance with a read instruction, and obtains image data; a black correction section that performs a black correction to adjust an output under dark condition of each reading pixel to a value within a predetermined range, the output under dark condition being an electric signal output when the amount of light input is zero; and a black correction execution determining section that determines whether to perform the black correction, when the read interval between each two document sheets of the multi-page document is equal to or shorter than a predetermined period of time.
    Type: Grant
    Filed: September 28, 2009
    Date of Patent: August 13, 2013
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Akihiko Tanaka, Kazuaki Shintani, Shinichi Gono, Yosuke Takebe, Mitsugu Kamio, Mayumi Tada
  • IMAGE READING APPARATUS, BLACK CORRECTION EXECUTING METHOD, AND A COMPUTER-READABLE MEDIUM STORING BLACK CORRECTION EXECUTING PROGRAM
    Publication number: 20100182652
    Abstract: The present invention provides an image reading apparatus that includes: a photoelectric sensor including plural reading pixels aligned in one direction and output an electric signal depending on the amount of light from an image on the document; a read control section that reads a document image with the photoelectric sensor in accordance with a read instruction, and obtains image data; a black correction section that performs a black correction to adjust an output under dark condition of each reading pixel to a value within a predetermined range, the output under dark condition being an electric signal output when the amount of light input is zero; and a black correction execution determining section that determines whether to perform the black correction, when the read interval between each two document sheets of the multi-page document is equal to or shorter than a predetermined period of time.
    Type: Application
    Filed: September 28, 2009
    Publication date: July 22, 2010
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Akihiko TANAKA, Kazuaki Shintani, Shinichi Gono, Yosuke Takebe, Mitsugu Kamio, Mayumi Tada